Background
Subjects and methods
Subjects
Methods
Assessment of finger-tapping
Evolutionary algorithms
Statistical analysis
Results
PD-monitor FT objective score correlated well with the MDS-UPDRS FT subjective score
PD | NC | ET | P value | |
---|---|---|---|---|
Overall subjects | ||||
Number | N = 107 | N = 49 | N = 41 | |
Gender[male/female] | 48/59 | 18/31 | 18/23 | 0.625 |
Age[years] | 62.1 ± 0.8 | 61.9 ± 1.2 | 60.0 ± 1.9 | 0.515 |
Disease duration[years] | 5.0 ± 0.4 | NA | 9.8 ± 1.3 | 0.003** |
LEDD (mg) | 311.2 | NA | NA | |
Subjects with right affected side | ||||
Number | N = 74 | N = 49 | ||
Gender[male/female] | 33/41 | 18/31 | 0.386 | |
Age[years] | 62.4 ± 1.0 | 61.9 ± 1.2 | 0.662 | |
Subjects with left affected side | ||||
Number | N = 75 | N = 49 | ||
Gender[male/female] | 32/43 | 18/31 | 0.510 | |
Age[years] | 62.8 ± 1.0 | 61.9 ± 1.2 | 0.490 | |
Subgroup of PD (FT = 1) vs.NC | ||||
Subjects with right affected side | ||||
Number | N = 19 | N = 49 | ||
Gender[male/female] | 7/12 | 18/31 | 0.993 | |
Age[years] | 61.9 ± 2.1 | 61.9 ± 1.2 | 0.995 | |
Subjects with left affected side | ||||
Number | N = 30 | N = 49 | ||
Gender[male/female] | 13/17 | 18/31 | 0.560 | |
Age[years] | 62.3 ± 1.7 | 61.9 ± 1.2 | 0.705 | |
Subgroup of PD (FT = 2) vs.NC | ||||
Subjects with right affected side | ||||
Number | N = 38 | N = 49 | ||
Gender[male/female] | 18/20 | 18/31 | 0.318 | |
Age[years] | 63.6 ± 1.3 | 61.9 ± 1.2 | 0.389 | |
Subjects with left affected side | ||||
Number | N = 25 | N = 49 | ||
Gender[male/female] | 8/17 | 18/31 | 0.687 | |
Age[years] | 66.1 ± 1.5 | 61.9 ± 1.2 | 0.051 | |
Subgroup of PD (FT = 3) vs.NC | ||||
Subjects with right affected side | ||||
Number | N = 17 | N = 49 | ||
Gender[male/female] | 8/9 | 18/31 | 0.453 | |
Age[years] | 60.5 ± 2.3 | 61.9 ± 1.2 | 0.809 | |
Subjects with left affected side | ||||
Number | N = 20 | N = 49 | ||
Gender[male/female] | 11/9 | 18/31 | 0.163 | |
Age[years] | 59.4 ± 1.7 | 61.9 ± 1.2 | 0.334 | |
Subgroup of PD (H-Y = 1) vs.NC | ||||
Subjects with right affected side | ||||
Number | N = 18 | N = 49 | ||
Gender[male/female] | 8/10 | 18/31 | 0.566 | |
Age[years] | 60.2 ± 2.0 | 61.9 ± 1.2 | 0.457 | |
Subjects with left affected side | ||||
Number | N = 18 | N = 49 | ||
Gender[male/female] | 8/10 | 18/31 | 0.566 | |
Age[years] | 59.3 ± 1.9 | 61.9 ± 1.2 | 0.311 |
PD-monitor FT objective score detected different severity of bradykinesia
Right side | Left side | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
AUC | Sens % | Spec % | Acc % | Cutoff | AUC | Sens % | Spec % | Acc % | Cutoff | |
All PD vs.NC | ||||||||||
0.976 | 94.6 | 91.8 | 93.5 | 0.018 | 0.959 | 85.1 | 91.8 | 88.6 | 0.072 | |
Subgroups of PD vs. NC | ||||||||||
FT 1 vs.NC | 0.952 | 94.7 | 89.8 | 89.7 | 0.005 | 0.898 | 65.5 | 89.8 | 81.0 | 0.060 |
FT 2 vs.NC | 0.979 | 89.5 | 98.0 | 94.3 | 0.118 | 0.996 | 96.0 | 98.0 | 97.3 | 0.122 |
FT 3 vs.NC | 0.995 | 100 | 98.0 | 98.5 | 0.122 | 1.000 | 100 | 100 | 100 | 0.308 |
H-Y 1 vs.NC | 0.963 | 94.4 | 91.8 | 92.5 | 0.029 | 0.899 | 66.7 | 98.0 | 89.6 | 0.141 |